单项选择题
But ultimately he gave in.A．undoubtedlyB．certainlyC．fin...
单项选择题But ultimately he gave in.
With immense relief I stopped running.A．noB．littleC．sca...
单项选择题With immense relief I stopped running.
John is collaborating with Mary in writing an article.A...
单项选择题John is collaborating with Mary in writing an article.
